I guess you had to be there
The lie you tell yourself and your friend so you don’t have to admit his joke was the worst thing you’ve ever heard.
'I guess you had to be there' after my friend told a joke that even my dog didn’t like.
'I guess you had to be there' when my friend told a joke that made my mom yell at the TV.
'I guess you had to be there' when my friend told a joke that made my sister laugh so hard she fell off the couch.